257415946080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1\times {\mathrm{16703}}^1$

素因数の和:17149

約数の個数: 192

約数和(自身を含む): 821743792128

約数和(自身を除く): 564327846048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 97, 120, 160, 194, 240, 291, 331, 388, 480, 485, 582, 662, 776, 970, 993, 1164, 1324, 1455, 1552, 1655, 1940, 1986, 2328, 2648, 2910, 3104, 3310, 3880, 3972, 4656, 4965, 5296, 5820, 6620, 7760, 7944, 9312, 9930, 10592, 11640, 13240, 15520, 15888, 16703, 19860, 23280, 26480, 31776, 32107, 33406, 39720, 46560, 50109, 52960, 64214, 66812, 79440, 83515, 96321, 100218, 128428, 133624, 158880, 160535, 167030, 192642, 200436, 250545, 256856, 267248, 321070, 334060, 385284, 400872, 481605, 501090, 513712, 534496, 642140, 668120, 770568, 801744, 963210, 1002180, 1027424, 1284280, 1336240, 1541136, 1603488, 1620191, 1926420, 2004360, 2568560, 2672480, 3082272, 3240382, 3852840, 4008720, 4860573, 5137120, 5528693, 6480764, 7705680, 8017440, 8100955, 9721146, 11057386, 12961528, 15411360, 16201910, 16586079, 19442292, 22114772, 24302865, 25923056, 27643465, 32403820, 33172158, 38884584, 44229544, 48605730, 51846112, 55286930, 64807640, 66344316, 77769168, 82930395, 88459088, 97211460, 110573860, 129615280, 132688632, 155538336, 165860790, 176918176, 194422920, 221147720, 259230560, 265377264, 331721580, 388845840, 442295440, 530754528, 536283221, 663443160, 777691680, 884590880, 1072566442, 1326886320, 1608849663, 2145132884, 2653772640, 2681416105, 3217699326, 4290265768, 5362832210, 6435398652, 8044248315, 8580531536, 10725664420, 12870797304, 16088496630, 17161063072, 21451328840, 25741594608, 32176993260, 42902657680, 51483189216, 64353986520, 85805315360, 128707973040, 257415946080]

約数ペア:

[(1, 257415946080), (2, 128707973040), (3, 85805315360), (4, 64353986520), (5, 51483189216), (6, 42902657680), (8, 32176993260), (10, 25741594608), (12, 21451328840), (15, 17161063072), (16, 16088496630), (20, 12870797304), (24, 10725664420), (30, 8580531536), (32, 8044248315), (40, 6435398652), (48, 5362832210), (60, 4290265768), (80, 3217699326), (96, 2681416105), (97, 2653772640), (120, 2145132884), (160, 1608849663), (194, 1326886320), (240, 1072566442), (291, 884590880), (331, 777691680), (388, 663443160), (480, 536283221), (485, 530754528), (582, 442295440), (662, 388845840), (776, 331721580), (970, 265377264), (993, 259230560), (1164, 221147720), (1324, 194422920), (1455, 176918176), (1552, 165860790), (1655, 155538336), (1940, 132688632), (1986, 129615280), (2328, 110573860), (2648, 97211460), (2910, 88459088), (3104, 82930395), (3310, 77769168), (3880, 66344316), (3972, 64807640), (4656, 55286930), (4965, 51846112), (5296, 48605730), (5820, 44229544), (6620, 38884584), (7760, 33172158), (7944, 32403820), (9312, 27643465), (9930, 25923056), (10592, 24302865), (11640, 22114772), (13240, 19442292), (15520, 16586079), (15888, 16201910), (16703, 15411360), (19860, 12961528), (23280, 11057386), (26480, 9721146), (31776, 8100955), (32107, 8017440), (33406, 7705680), (39720, 6480764), (46560, 5528693), (50109, 5137120), (52960, 4860573), (64214, 4008720), (66812, 3852840), (79440, 3240382), (83515, 3082272), (96321, 2672480), (100218, 2568560), (128428, 2004360), (133624, 1926420), (158880, 1620191), (160535, 1603488), (167030, 1541136), (192642, 1336240), (200436, 1284280), (250545, 1027424), (256856, 1002180), (267248, 963210), (321070, 801744), (334060, 770568), (385284, 668120), (400872, 642140), (481605, 534496), (501090, 513712)]